| 中文名乙酸乙酯 中文同义乙酸乙醚;乙酸乙脂;穀醇;醋酸乙酯标准品;无水醋酸乙酯;乙酸乙酯标准品;乙酸乙酯(超干);甜菜糖蜜滓 英文名Ethyl acetate 英文同义AKOS BBS-00004223;METHYLATED SPIRIT;METHYLATED SPIRIT INDUSTRIAL;METHYLATED SPIRIT MINERALISED;METHYLCARBINOL;REAGENT ALCOHOL;RARECHEM AL BI 0544;SPIRIT OF WINE CAS141-78-6 分子式C4H8O2 分子量88.11 EINECS205-500-4 结构式  性质熔点−84 °C(lit.) 沸点76.5-77.5 °C(lit.) 密度0.902 g/mL at 25 °C(lit.) 蒸气密度3 (20 °C, vs air) 蒸气压73 mm Hg ( 20 °C) 折射率n20/D 1.3720(lit.) FEMA2414 | ETHYL ACETATE 闪点26 °F 储存条件2-8°C 溶解度Miscible with ethanol, acetone, diethyl ether and benzene. 酸度系数(pKa)16-18(at 25℃) 形态Liquid 颜色APHA: ≤10 比重0.902 (20/20℃) 相对极性0.228气味 (Odor)Pleasant fruity odor detectable at 7 to 50 ppm (mean = 18 ppm)嗅觉阈值(Odor Threshold)0.87ppm 爆炸极限值(explosive limit)2.2-11.5%, 38°F 水溶解性80 g/L (20 ºC) 最大波长(λmax)λ: 256 nm Amax: ≤1.00 λ: 275 nm Amax: ≤0.05 λ: 300 nm Amax: ≤0.03 λ: 325-400 nm Amax: ≤0.005Merck14,3757JECFA Number27BRN506104Henrys Law Constant0.39 at 5.00 °C, 0.58 at 10.00 °C, 0.85 at 15.00 °C, 1.17 at 20.00 °C, 1.58 at 25.00 °C (column stripping-UV, Kutsuna et al., 2005) 暴露限值TLV-TWA 400 ppm (～1400 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 10,000 ppm (NIOSH). 稳定性Stable. Incompatible with various plastics, strong oxidizing agents. Highly flammable. Vapour/air mixtures explosive. May be moisture sensitive.InChIKeyXEKOWRVHYACXOJ-UHFFFAOYSA-NNIST 化学物质信息Ethyl acetate(141-78-6) EPA化学物质信息Ethyl acetate (141-78-6) | |||